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LM48861TMX/NOPB PDF预览

LM48861TMX/NOPB

更新时间: 2024-02-12 21:02:24
品牌 Logo 应用领域
德州仪器 - TI 放大器商用集成电路
页数 文件大小 规格书
19页 857K
描述
Ground-Referenced, Ultra Low Noise, Stereo Headphone Amplifier 12-DSBGA -40 to 85

LM48861TMX/NOPB 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete包装说明:VFBGA, BGA12,3X4,16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01Factory Lead Time:1 week
风险等级:5.71标称带宽:22 kHz
商用集成电路类型:AUDIO AMPLIFIERJESD-30 代码:R-PBGA-B12
JESD-609代码:e1长度:1.61 mm
湿度敏感等级:1信道数量:2
功能数量:1端子数量:12
最高工作温度:85 °C最低工作温度:-40 °C
标称输出功率:0.024 W封装主体材料:PLASTIC/EPOXY
封装代码:VFBGA封装等效代码:BGA12,3X4,16
封装形状:RECTANGULAR封装形式:GRID ARRAY, VERY THIN PROFILE, FINE PITCH
峰值回流温度(摄氏度):260电源:1.5 V
认证状态:Not Qualified座面最大高度:0.675 mm
子类别:Audio/Video Amplifiers最大压摆率:2.8 mA
最大供电电压 (Vsup):2.8 V最小供电电压 (Vsup):1.2 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Tin/Silver/Copper (Sn/Ag/Cu)端子形式:BALL
端子节距:0.4 mm端子位置:BOTTOM
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:1.21 mm
Base Number Matches:1

LM48861TMX/NOPB 数据手册

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LM48861, LM48861TMBD  
www.ti.com  
SNAS450B JUNE 2008REVISED MAY 2013  
LM48861  
Ground-Referenced, Ultra Low Noise, Stereo  
Headphone Amplifier  
Check for Samples: LM48861, LM48861TMBD  
1
FEATURES  
DESCRIPTION  
The LM48861 is a single supply, ground-referenced  
23  
Ground Referenced Outputs – Eliminates  
Output Coupling Capacitors  
stereo headphone amplifier. Part of TI's PowerWise™  
product family, the LM48861 consumes only 3mW of  
power, yet still provides great audio performance. The  
ground-referenced architecture eliminates the larger  
DC blocking capacitors required by traditional  
headphone amplifier's saving board space and  
reducing cost.  
Common-Mode Sensing  
Advanced Click-and-Pop Suppression  
Low Supply Current  
Minimum External Components  
Micro-Power Shutdown  
The LM48861 features common-mode sensing that  
corrects for any differences between the amplifier  
ground and the potential at the headphone return  
terminal, minimizing noise created by any ground  
mismatches.  
ESD Protection of 8kV HBM Contact  
Available in Space-Saving 12-Bump DSBGA  
Package  
APPLICATIONS  
The LM48861 delivers 22mW/channel into a 32  
load with <1% THD+N with a 1.8V supply. Power  
supply requirements allow operation from 1.2V to  
2.8V. High power supply rejection ratio (PSRR), 83dB  
at 217Hz, allows the device to operate in noisy  
environments without additional power supply  
conditioning. A low power shutdown mode reduces  
supply current consumption to 0.01µA.  
Mobile Phones  
Portable Electronic Devices  
MP3 Players  
KEY SPECIFICATIONS  
Output Power/Channel at  
VDD = 1.5V,THD+N = 1%  
Superior click and pop suppression eliminates audible  
transients on power-up/down and during shutdown.  
The LM48861 is available in an ultra-small 12-bump,  
RL = 1612mW (typ)  
RL = 3213mW (typ)  
0.4mm pitch, DSBGA package (1.215mm  
1.615mm).  
x
Output Power/Channel at  
VDD = 1.8V, THD+N = 1%  
RL = 1624mW (typ)  
RL = 3222mW (typ)  
Quiescent Power Supply Current at 1.5V  
2mA (typ)  
PSRR at 217Hz 83dB (typ)  
Shutdown Current 0.01μA (typ)  
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
2
3
PowerWise is a trademark of Texas Instruments.  
All other trademarks are the property of their respective owners.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2008–2013, Texas Instruments Incorporated  

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